. >>> in india, millions of people celebrateed the first day of dewaly today with fireworks, candles and sweets. the festival of light celebrates the light over dark. the festival lasts for five days. >>> how a teenager who got bitten by six rattlesnakes survived. >>> new information we >>> new information now on today's developing news, a developing fire at san francisco city hall. these are the live pictures at the scene. we just spoke to the fire chief, he said there was an explosion in a basement electrical room. he said it sent smoke throughout city hall and caused some sprinkles to go off. right now as crews are waiting for pg & e to cut out the power. you can see a will the of activity outside of san francisco city hall. the power is still on with all the lights on that you see. this all happened within the past hour. we're told san francisco city hall will be open if for business tomorrow morning. >>> new at 10:00, a somber ceremony in san francisco to commemorate the loss of a police officer's life on duty. >> reporter: there's a permanent plaque here in honor of officer jam